Extension for cone-shaped traffic marker



FIG. 1 is a side elevational view of an extension for a cone-shaped traffic marker showing my new design, the extension being shaded to indicate contrast, the traffic marker being shown in broken lines for illustrative purposes only;

FIG. 2 is a top plan view thereof;

FIG. 3 is a sectional view as seen from a plane indicated by a line 3--3 in FIG. 2; and,

FIG. 4 is a bottom plan view thereof. 

The ornamental design for an extension for cone-shaped traffic marker, as shown and described. 